I can see CSOM now supports .NET core. I just tried making a small sample Azure Function App but it fails with:

"Could not load type 'System.Web.Configuration.WebConfigurationManager' from assembly 'System.Web, Version=, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'."

Does PnP still not support .NET Core or am I missing something?

1 Answer 1


It depends which build of PnP Core you are using. For modern .NET versions, you should use the .NET 5.0 build:


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